Question 1

What is the name of the type of infection that is acquired in a hospital?

Accepted Answer

A)  Opportunistic infection 
B)  Normal flora 
C)  Community acquired infection 
D)  Nosocomial infection 
A)  Opportunistic infection 
B)  Normal flora 
C)  Community acquired infection 
D)  Nosocomial infection

Question 2

Which of the following is false about blood cultures?

Accepted Answer

A)  Blood/medium ratio 1:2 to 1:5 
B)  Blood/medium ratio 1:5 to 1:10 
C)  Sodium polyanethol sulfonate (anticoagulant) 
D)  Broth medium 
A)  Blood/medium ratio 1:2 to 1:5 
B)  Blood/medium ratio 1:5 to 1:10 
C)  Sodium polyanethol sulfonate (anticoagulant) 
D)  Broth medium

Question 3

Which of the following is a rapid method to screen sputum specimens for the yeast Cryptococcus neoformans?

Accepted Answer

A)  Coagulase 
B)  Urease 
C)  Indole 
D)  Oxidase 
A)  Coagulase 
B)  Urease 
C)  Indole 
D)  Oxidase

Question 4

Media that contain factors such as lactose with an indicator present to give distinctive,recognizable characteristics is called ____ media.

Accepted Answer

A)  enrichment 
B)  supportive 
C)  selective 
D)  differential 
A)  enrichment 
B)  supportive 
C)  selective 
D)  differential

Question 5

Which of the following tests can be used to identify group A b-hemolytic Streptococcus?

Accepted Answer

A)  PYR test 
B)  Bacitracin disk 
C)  Optochin 
D)  Both A and B 
A)  PYR test 
B)  Bacitracin disk 
C)  Optochin 
D)  Both A and B

Question 6

Mycology is the study of:

Accepted Answer

A)  viruses. 
B)  parasites. 
C)  yeasts and molds. 
D)  bacteria. 
A)  viruses. 
B)  parasites. 
C)  yeasts and molds. 
D)  bacteria.

Question 7

Which of the following is a false statement when considering proper disinfection processes?

Accepted Answer

A)  The disinfectant should be dried immediately for best results. 
B)  Phenol and diluted bleach are two effective disinfectants. 
C)  The work area should be disinfected prior to use and again when work is completed. 
D)  Disinfection is an ongoing process. 
A)  The disinfectant should be dried immediately for best results. 
B)  Phenol and diluted bleach are two effective disinfectants. 
C)  The work area should be disinfected prior to use and again when work is completed. 
D)  Disinfection is an ongoing process.

Question 8

Which of the following is the appearance of a positive catalase test?

Accepted Answer

A)  Fibrin clot 
B)  Bubbles of oxygen 
C)  Visible clumping 
D)  Blue-green color 
A)  Fibrin clot 
B)  Bubbles of oxygen 
C)  Visible clumping 
D)  Blue-green color

Question 9

All of the following are characteristics of fungi except:

Accepted Answer

A)  cell wall made of peptidoglycan. 
B)  hyphae. 
C)  "fuzzy" or woolly appearance. 
D)  eukaryotic. 
A)  cell wall made of peptidoglycan. 
B)  hyphae. 
C)  "fuzzy" or woolly appearance. 
D)  eukaryotic.

Question 10

A microbiologist is preparing a Mueller-Hinton agar for disk diffusion testing and has inoculated the plate with the appropriate standardized inoculum.The microbiologist is interrupted by a phone call from a physician that takes 20 minutes to track the requested information.How should the technologist proceed with the disk diffusion testing?

Accepted Answer

A)  Continue as planned and place the disks on the agar plate. 
B)  Continue as planned, but add quality control testing to ensure proper results. 
C)  Discard the plate and, with the same inoculum, swab a new Mueller-Hinton agar. 
D)  Discard the plate and the inoculum and start anew. 
A)  Continue as planned and place the disks on the agar plate. 
B)  Continue as planned, but add quality control testing to ensure proper results. 
C)  Discard the plate and, with the same inoculum, swab a new Mueller-Hinton agar. 
D)  Discard the plate and the inoculum and start anew.

Question 11

Where do strict aerobes grow in thioglycolate broth?

Accepted Answer

A)  At the top 
B)  In the middle 
C)  At the bottom 
D)  Throughout the broth 
A)  At the top 
B)  In the middle 
C)  At the bottom 
D)  Throughout the broth

Question 12

Which of the following is an obligate intracellular pathogen that is a prevalent sexually transmitted disease?

Accepted Answer

A)  Gardnerella vaginalis 
B)  Neisseria gonorrhoeae 
C)  Chlamydia trachomatis 
D)  Trichomonas vaginalis 
A)  Gardnerella vaginalis 
B)  Neisseria gonorrhoeae 
C)  Chlamydia trachomatis 
D)  Trichomonas vaginalis

Question 13

The cellophane tape method is used to detect which of the following?

Accepted Answer

A)  Plasmodium spp. 
B)  Trichomonas vaginalis 
C)  Enterobius vermicularis 
D)  Pneumocystis jiroveci 
A)  Plasmodium spp. 
B)  Trichomonas vaginalis 
C)  Enterobius vermicularis 
D)  Pneumocystis jiroveci

Question 14

A progressive syndrome with symptoms of fever,chills,low blood pressure,respiratory distress,and disseminated intravascular coagulation is called:

Accepted Answer

A)  bacteremia. 
B)  septic shock. 
C)  transient bacteremia. 
D)  exotoxin. 
A)  bacteremia. 
B)  septic shock. 
C)  transient bacteremia. 
D)  exotoxin.

Question 15

The lowest concentration of an antimicrobial agent that will visibly inhibit the growth of the organism being tested is called:

Accepted Answer

A)  bacteriostatic. 
B)  bactericidal. 
C)  minimal inhibitory concentration (MI
C) . 
D)  minimum bactericidal concentration (MB
C) . 
A)  bacteriostatic. 
B)  bactericidal. 
C)  minimal inhibitory concentration (MI
C) . 
D)  minimum bactericidal concentration (MB
C) .

Question 16

What is the recommended protocol for collection of stool specimens for ova and parasite (O&P)detection?

Accepted Answer

A)  Three stool samples 1 or 2 days apart, all within a 10-day period 
B)  Two stool samples 1 or 2 days apart, all within a 5-day period 
C)  Three stool samples 1 or 2 days apart, all within a 5-day period 
D)  Two stool samples 1 or 2 days apart, all within a 10-day period 
A)  Three stool samples 1 or 2 days apart, all within a 10-day period 
B)  Two stool samples 1 or 2 days apart, all within a 5-day period 
C)  Three stool samples 1 or 2 days apart, all within a 5-day period 
D)  Two stool samples 1 or 2 days apart, all within a 10-day period

Question 17

Which type of microscope is used to observe acid-fast bacteria when they are stained with auramine and rhodamine?

Accepted Answer

A)  Brightfield 
B)  Electron 
C)  Fluorescent 
D)  All of the above 
A)  Brightfield 
B)  Electron 
C)  Fluorescent 
D)  All of the above

Question 18

Which of the following is a differential stain used routinely in microbiology laboratories?

Accepted Answer

A)  Methylene blue 
B)  Flagella stain 
C)  Gram stain 
D)  Capsule stain 
A)  Methylene blue 
B)  Flagella stain 
C)  Gram stain 
D)  Capsule stain

Question 19

Which of the following specimens can be refrigerated?

Accepted Answer

A)  Urine for routine culture 
B)  Cerebrospinal fluid 
C)  Genital culture 
D)  Culture for meningitis 
A)  Urine for routine culture 
B)  Cerebrospinal fluid 
C)  Genital culture 
D)  Culture for meningitis

Question 20

Which of the following organisms can be detected by India ink staining and appear as budding yeast surrounded by a large clear area (capsule)?

Accepted Answer

A)  Nocardia spp. 
B)  Candida albicans 
C)  Cryptococcus neoformans 
D)  Candida spp. 
A)  Nocardia spp. 
B)  Candida albicans 
C)  Cryptococcus neoformans 
D)  Candida spp.

What is the name of the type of infection that is acquired in a hospital?

Which of the following is false about blood cultures?

Which of the following is a rapid method to screen sputum specimens for the yeast Cryptococcus neoformans?

Media that contain factors such as lactose with an indicator present to give distinctive,recognizable characteristics is called ____ media.

Which of the following tests can be used to identify group A b-hemolytic Streptococcus?

Mycology is the study of:

Which of the following is a false statement when considering proper disinfection processes?

Which of the following is the appearance of a positive catalase test?

All of the following are characteristics of fungi except:

Where do strict aerobes grow in thioglycolate broth?

Which of the following is an obligate intracellular pathogen that is a prevalent sexually transmitted disease?

The cellophane tape method is used to detect which of the following?

A progressive syndrome with symptoms of fever,chills,low blood pressure,respiratory distress,and disseminated intravascular coagulation is called:

The lowest concentration of an antimicrobial agent that will visibly inhibit the growth of the organism being tested is called:

What is the recommended protocol for collection of stool specimens for ova and parasite (O&P)detection?

Which type of microscope is used to observe acid-fast bacteria when they are stained with auramine and rhodamine?

Which of the following is a differential stain used routinely in microbiology laboratories?

Which of the following specimens can be refrigerated?

Which of the following organisms can be detected by India ink staining and appear as budding yeast surrounded by a large clear area (capsule)?

Fundamentals of the Clinical Laboratory

Safety in the Clinical Laboratory

Quality Assessment and Quality Control in the Clinical Laboratory

Phlebotomy: Collecting and Processing Blood

The Microscope

Systems of Measurement, laboratory Equipment, and Reagents

Laboratory Mathematics and Solution Preparation

Basic and New Techniques in the Clinical Laboratory

Delivery of Laboratory Testing From Point of Care to Total Automation

Introduction to Clinical Chemistry

Principles and Practice of Clinical Hematology

Introduction to Hemostasis

Renal Physiology and Urinalysis

Examination of Body Fluids and Miscellaneous Specimens

Immunology and Serology

Immunohematology and Transfusion Medicine

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Exam 15: Introduction to Microbiology

What is the name of the type of infection that is acquired in a hospital?

Which of the following is false about blood cultures?

Which of the following is a rapid method to screen sputum specimens for the yeast Cryptococcus neoformans?

Media that contain factors such as lactose with an indicator present to give distinctive,recognizable characteristics is called ____ media.

Which of the following tests can be used to identify group A b-hemolytic Streptococcus?

Mycology is the study of:

Which of the following is a false statement when considering proper disinfection processes?

Which of the following is the appearance of a positive catalase test?

All of the following are characteristics of fungi except:

Where do strict aerobes grow in thioglycolate broth?

Which of the following is an obligate intracellular pathogen that is a prevalent sexually transmitted disease?

The cellophane tape method is used to detect which of the following?

A progressive syndrome with symptoms of fever,chills,low blood pressure,respiratory distress,and disseminated intravascular coagulation is called:

The lowest concentration of an antimicrobial agent that will visibly inhibit the growth of the organism being tested is called:

What is the recommended protocol for collection of stool specimens for ova and parasite (O&P)detection?

Which type of microscope is used to observe acid-fast bacteria when they are stained with auramine and rhodamine?

Which of the following is a differential stain used routinely in microbiology laboratories?

Which of the following specimens can be refrigerated?

Which of the following organisms can be detected by India ink staining and appear as budding yeast surrounded by a large clear area (capsule)?

Fundamentals of the Clinical Laboratory

Safety in the Clinical Laboratory

Quality Assessment and Quality Control in the Clinical Laboratory

Phlebotomy: Collecting and Processing Blood

The Microscope

Systems of Measurement, laboratory Equipment, and Reagents

Laboratory Mathematics and Solution Preparation

Basic and New Techniques in the Clinical Laboratory

Delivery of Laboratory Testing From Point of Care to Total Automation

Introduction to Clinical Chemistry

Principles and Practice of Clinical Hematology

Introduction to Hemostasis

Renal Physiology and Urinalysis

Examination of Body Fluids and Miscellaneous Specimens

Immunology and Serology

Immunohematology and Transfusion Medicine

Filters